<template>
  <div class="checkout-address">
    <div class="text">
      <ul v-if="showAddress">
        <li><span>收<i/>货<i/>人：</span>{{showAddress.receiver}}</li>
        <li><span>联系方式：</span>{{showAddress.contact.replace(/^(\d{3})\d{4}(\d{4})$/,'$1****$2')}}</li>
        <li><span>收货地址：</span>{{showAddress.fullLocation.replace(/ /g,'')}}{{showAddress.address}}</li>
      </ul>
      <a v-if="showAddress" href="javascript:;" @click="openAddressEdit(showAddress)">修改地址</a>
      <div v-else class="none">您需要先添加收货地址才可提交订单。</div>
    </div>
    <div class="action">
      <XtxButton class="btn" @click="openDialog">切换地址</XtxButton>
      <XtxButton class="btn" @click="openAddressEdit({})">添加地址</XtxButton>
    </div>
  </div>

  <XtxDialog title="切换收货地址" v-model:visible="visibleDialog">
      <div @click="selectedAddress=item" :class="{active:selectedAddress&&selectedAddress.id===item.id}" class="text item" v-for="item in list" :key="item.id">
        <ul>
          <li><span>收<i/>货<i/>人：</span>{{item.receiver}}</li>
          <li><span>联系方式：</span>{{item.contact.replace(/^(\d{3})\d{4}(\d{4})$/,'$1****$2')}}</li>
          <li><span>收货地址：</span>{{item.fullLocation.replace(/ /g,'')+item.address}}</li>
        </ul>
      </div>
    <template #footer>
      <XtxButton type="gray" style="margin-right:20px" @click="visibleDialog=false">取消</XtxButton>
      <XtxButton type="primary" @click="confirmAddress">确认</XtxButton>
    </template>
    </XtxDialog>
    <!-- 添加编辑 -->
    <AddressEdit ref="addressEditCom" @on-success="successHandler"></AddressEdit>
</template>
<script>
import { ref } from 'vue'
import AddressEdit from './address-edit.vue'
export default {
  name: 'CheckoutAddress',
  components: { AddressEdit },
  props: {
    list: { // 地址列表
      type: Array,
      default: () => []
    }
  },
  emits: ['change'], // 无根元素的组件要发emit建议注册
  setup (props, { emit }) {
    const showAddress = ref(null) // 收货地址
    const defaultAddress = props.list.find(item => item.isDefault === 0)
    if (defaultAddress) {
      showAddress.value = defaultAddress
    } else if (props.list.length) {
      // eslint-disable-next-line vue/no-setup-props-destructure
      showAddress.value = props.list[0]
    }
    if (showAddress.value) {
      emit('change', showAddress.value.id)
    }
    const visibleDialog = ref(false) // 是否显示切换地址
    const selectedAddress = ref(null) // 选中地址
    // 确认
    function confirmAddress () {
      if (!selectedAddress.value) return
      showAddress.value = selectedAddress.value
      emit('change', selectedAddress.value.id)
      visibleDialog.value = false
    }
    // 打开切换
    function openDialog () {
      selectedAddress.value = null
      visibleDialog.value = true
    }
    // 打开添加编辑
    const addressEditCom = ref(null)
    function openAddressEdit (address) {
      // 调用子组件的方法打开添加编辑
      addressEditCom.value.open(address)
    }
    // 添加修改收货地址
    function successHandler (formData) {
      const address = props.list.find(item => item.id === formData.id) // 修改对象
      if (address) { // 修改
        for (const key in address) {
          address[key] = formData[key]
        }
      } else { // 添加
      // 转换为字符串再转回对象以切断原数据联系
        const jsonStr = JSON.stringify(formData)
        // eslint-disable-next-line vue/no-mutating-props
        props.list.unshift(JSON.parse(jsonStr))
      }
    }
    return { showAddress, visibleDialog, selectedAddress, confirmAddress, openDialog, openAddressEdit, addressEditCom, successHandler }
  }
}
</script>
<style scoped lang="less">
.xtx-dialog {
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    &.item {
      border: 1px solid #f5f5f5;
      margin-bottom: 10px;
      cursor: pointer;
      &.active,&:hover {
        border-color: @xtxColor;
        background: lighten(@xtxColor,50%);
      }
      > ul {
        padding: 10px;
        font-size: 14px;
        line-height: 30px;
      }
    }
  }
}

.checkout-address {
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    .none {
      line-height: 90px;
      color: #999;
      text-align: center;
      width: 100%;
    }
    > ul {
      flex: 1;
      padding: 20px;
      li {
        line-height: 30px;
        span {
          color: #999;
          margin-right: 5px;
          > i {
            width: 0.5em;
            display: inline-block;
          }
        }
      }
    }
    > a {
      color: @xtxColor;
      width: 160px;
      text-align: center;
      height: 90px;
      line-height: 90px;
      border-right: 1px solid #f5f5f5;
    }
  }
  .action {
    width: 420px;
    text-align: center;
    .btn {
      width: 140px;
      height: 46px;
      line-height: 44px;
      font-size: 14px;
      &:first-child {
        margin-right: 10px;
      }
    }
  }
}
</style>
